trả lời + giải thích = vote 5 sao , câu trả lời hay nhất The festival only lasted for three days; ______ they spent nearly a month preparing for it. A. when B. moreover C. otherwise D. however 48. In Quang Ninh, you can go to Yen Tu Mountain to attend the Yen Tu Festival, _________ you can visit Ha Long Bay. A. so B. yet C. or D. otherwise 49. _________ there are loads of festivals in Vietnam, Tet or Tet Nguyen Dan is the most important one. A. Since B. Although C. When D. As long as 50. Festival visitors can take part in cultural activities, such as visiting art galleries, historical places and parks. _________, they can taste exotic food and dishes. A. Moreover B. Therefore C. However D. Otherwise